Question

Breathing in humans takes place due to difference in the internal and extemal air pressure. What do
you think will happen to the residual air if the internal air pressure in lungs become exactly equal to
the external air pressure?
(A) The residual air will move out and the person will breathe easily
(B) The residual air will move out and the person will not be able to breath
(C) The residual air will not move out and the person will breathe easily
(D) The residual air will not move out and the person will not be able to breath​

Answer 1

Modern zoological taxonomy was developed by Carl Linnaeus during the 1730s to 1750s. He named the human species as Homo sapiens in 1758, as the only member species of the genus Homo, divided into several subspecies corresponding to the great races.